NPI age
1 years
Enumerated 2025-02-24
● Active
Type 1 · Individual
DR. Justin Terrell Wallace Williams, PHARMD
Williams is 1 of 71 pharmacist providers in Dallas and 1 of 261 in Texas.
Primary specialty
Pharmacist
Plus 1 subspecialty
Licensed in
AL, TX
2 states
Status
Active
No deactivations on record
Last NPPES update
2026-02-03
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 261 active pharmacist providers in Texas.
NPI age
1 years
↓ 4 yr below median (5 yr)
State licenses
2 states
Top 91% — 8% of peers are multi-state
Subspecialties
1
In the 19% of peers with subspecialties
NPI lifetime · 2025 → 2026
2025-02Enumerated in NPPES
2025
2026
Where they practice
Practice location
4500 S Lancaster Rd
Dallas, TX 752167167
Mailing address
4619 Calvert Rd Nw
Huntsville, AL 358161447
Additional practice locations
1 secondary location on file with NPPES.
Location 2
5001 Ross Ave
Dallas, TX 752067706
Specialties
-
Pharmacist PrimaryA licensed pharmacist who has demonstrated specialized knowledge and skill in the provision of integrated, accessible health care services by pharmacists and is accountable for addressing medication needs, developing sustained...
-
PharmacistAn individual licensed by the appropriate state regulatory agency to engage in the practice of pharmacy. The practice of pharmacy includes, but is not limited to, assessment, interpretation, evaluation, and implementation, initiation,...
Practice context
Part of a multi-provider practice. 1026 other active providers share this practice address in NPPES.
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- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
- Check the state license is currently active.State licensing boards publish current status; NPPES does not.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.